Index: src/main/java/org/apache/hadoop/hbase/HRegionInfo.java =================================================================== --- src/main/java/org/apache/hadoop/hbase/HRegionInfo.java (revision 1299561) +++ src/main/java/org/apache/hadoop/hbase/HRegionInfo.java (working copy) @@ -791,6 +791,13 @@ } return result; } + + if (this.regionId > o.regionId) { + return -1; + } else if (this.regionId < o.regionId) { + return 1; + } + if (this.offLine == o.offLine) return 0; if (this.offLine == true) return -1;